JP2522827B2 - Assembling method of automobile trunk room opening module and trunk lid - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a luggage compartment opening module and a method of assembling a luggage compartment lid.

2. Description of the Related Art Conventionally, the trunk room provided on the vehicle body has six to nine
It is separated by the structure shown in the figure.
(See the official gazette). That is, a trunk room 3 having an opening 2 on the upper surface is provided at the rear of the vehicle body 1. The trunk room 2 is separated by connecting rear fender panels 4 on both sides, a front rear parcel panel 5, a rear rear end panel 6, and a corner rear fender panel 7 interposed between the rear fender panel 4 and the rear end panel. Is made. The joint portion of each of the panels 4 to 7 is formed by forming a step portion 9 on one panel 7 and the other portion on the step portion 9 as illustrated in the joint structure of the corner rear fender panel 7 and the rear end panel 6 in FIG. The end portion 10 of the panel 8 is joined and the gap S between the step portion 9 and the end portion 10 is formed.
The sealant 11 is applied to the structure.

As shown in FIG. 7, each of the panels 4 to 7 is formed with a flange 8 that stands up at an appropriate angle along the opening edge of the luggage compartment 2, and the weather strip 12 is formed on the flange 8. It is fitted.

On the other hand, the lower surface of the rear parcel panel 5 has a hinge.
One end of 13 is pivotally supported, and a trunk lid 14 for opening and closing the opening 2 is fixed to the other end of the hinge 13. The trunk lid 14 is formed by joining a trunk lid outer panel 15 and a trunk lid inner panel 16, and a torsion bar 17 bridged between the hinges 13.
A trunk lid lock 20 that engages with a trunk lid striker 19 attached to the rear end panel 6 is provided at the rear end while being biased in the opening direction by the.

Problems to be Solved by the Invention By the way, when assembling the torsion bar 17,
After engaging one end with a bracket (not shown) on the vehicle body side, twisting the torsion bar 17 and engaging the other end with the hinge 13, this work is performed in a forward bending posture. It must be done, and workability is extremely poor.

Further, since the opening 2 is formed by joining the plurality of panels 4 to 7 and is separated from each other, the shape of the opening 2 is likely to vary, and a large amount of labor is required to maintain the shape accuracy constant. Particularly, in the rear fender panel 4, as shown in FIG. 8, since the flange 8 is formed by bending on the edge of the drainage groove 18 having a recess, and has a cross-sectional shape with a large angle change, It also has the disadvantage of poor moldability.

Furthermore, since the opening 2 is separated by joining the flanges 8 of the panels 4 to 7 with the above-described structure, when the sealant 11 is incomplete or deteriorates, As shown in FIG. 10, there is a risk that rainwater W or the like may enter from the gap S and drip into the trunk room 3.

The present invention has been made in view of the above conventional problems, and the trunk lid can be easily assembled, the accuracy of the opening can be easily controlled, and the press moldability can be easily improved, and the watertightness can be further improved. It is an object of the present invention to provide a trunk room opening module and a method for assembling a trunk lid that can be used.

Means for Solving the Problems In order to solve the above problems, a trunk room opening module of the present invention includes a frame body assembled to a trunk room opening part of a vehicle body, a hinge bracket fixed to the frame body, and a hinge bracket. The hinge comprises a pivotally connected hinge, a torsion bar attached to the hinge, and a trunk lid integrally formed with the hinge.

In addition, in the method of assembling the trunk lid of the present invention in order to solve the above-mentioned problems, the frame body that constitutes the opening of the trunk room is formed in advance separately from the vehicle body, and first, the hinge bracket is attached to the frame body. The trunk lid is assembled via the hinge, the torsion bar is assembled to the hinge of the trunk lid, and then the frame is assembled to the trunk room opening of the vehicle body.

Action In the above-mentioned configuration, the torsion bar can be assembled without being disturbed by the partition wall of the trunk room.

Further, since the opening of the trunk room is formed of a single frame, only by controlling the accuracy of the frame, the molding accuracy of the opening can be maintained and the complete watertightness can be obtained.

Furthermore, since the frame body is formed separately from the panel that defines the trunk, the cross-sectional shape of the panel itself is simplified, which facilitates press forming.

Embodiment An embodiment of the present invention will be described below with reference to the drawings. That is, as already installed in FIG. 6, a trunk room 3 having an opening 2 on the upper surface is provided at the rear of the vehicle body 1. The trunk room 2 is separated by connecting rear fender panels 4 on both sides, a front rear parcel panel 5 and a rear rear end panel 6, and the rear parcel panel 5 is shown in FIG. As described above, the mounting hole 20 is provided.

In addition, at the upper end of the rear fender panel 4, a third
As shown, the vertical piece 21 and the horizontal mounting flange 22
Are formed, and the rear end panel 6 has
As shown in FIG. 4, an oblique mounting flange 23 is formed.

FIG. 1 shows a trunk room opening module M of the present invention.
Is shown. This module M is provided with a frame body 24 that constitutes the opening of the trunk room 3. The frame 24 is
Front side portion 25, a pair of opposite side side portions 26, 26, the front side portion
The rear side portion 27 that opposes 25 and a corner panel 28 corresponding to the corner rear fender panel 7 shown in FIG. 7 are integrally formed, and are formed in a rectangular shape that defines the opening 2 of the luggage compartment 3. .

As shown in FIG. 2, a concave portion 29 is formed in the front side portion 25, and a rising flange 38 to which the weather strip 12 is fitted is formed at one end portion of the concave portion 29.
An upper panel 30 that covers the recess 29 is joined. Then, a closed section 32 extending in the vehicle width direction is formed by the raised portion 31 formed in the upper panel 30 and the recessed portion 29, and the lower end portion of the rear window 33 is bonded to the raised portion 31 by an adhesive agent. 34
It is fixed by.

A hinge bracket 35 welded to the upper panel 30 is received in the mounting hole 20, and both ends of the hinge bracket 35 are fixed to the rear parcel panel 5 with bolts 36 and nuts 38.

One end of the hinge 13 is pivotally supported by the hinge bracket 35, and the opening 2 is provided at the other end of the hinge 13.
The trunk lid 14 that opens and closes is fixed. The trunk lid 14 is formed by joining a trunk lid outer panel 15 and a trunk lid inner panel 16, and is urged in the opening direction by a torsion bar 17 bridged between the left and right hinges 13 and at the rear end. Is the trunk lid striker 19 attached to the rear end panel 6
A trunk lid lock 20 that engages with is provided.

On the other hand, as shown in FIG. 3, the side portion 26 has a substantially U-shaped cross section, and is fixed to the horizontal mounting flange 22 by a bolt 36 and a nut 37.
A standing flange 38 to which the weather strip 12 is fitted is formed on the side, and a rear pillar inner panel 39 is fixed.

Further, as shown in FIG. 4, the rear side portion 27 has an L-shaped cross section, and is formed with an upright flange 38 to which the weather strip 12 is fitted at one end thereof.
It is fixed to the oblique mounting flange 23 of the rear end panel 6 together with the reinforcement 40 by 37.

In the present embodiment having the above-described configuration, in the pressing step, which is an initial step when manufacturing the vehicle body 1, the rear fender panel 4, the rear parcel panel 5, the rear end panel 6 and the like that separate the trunk room 3 are press-molded. . At this time, since the frame body 24 forming the opening edge of the trunk room 3 is separately press-molded, the cross-sectional shape of each of the panels 3 to 6 itself is simplified, which facilitates press-molding. It is possible to reduce the press molding cost.

Further, since the opening portion 2 of the trunk room 3 is separated by the single frame body 24 in this way, the molding precision of the opening portion 2 can be maintained only by controlling the precision of the frame body 24. It will be possible. Therefore, if the accuracy control is performed only on the molding of the frame 24 without performing continuous accuracy control on the molding and joining of the panels defining the opening 2 of the trunk room 3 as in the conventional case, proper accuracy is achieved. It is possible to obtain the opening portion 2 having the above, and it is possible to facilitate the accuracy control of the opening portion 2 and reduce the management cost.

Then, after the pressing process is completed, in the assembly line of the vehicle body 1, a work of assembling the rear fender panel 4, the rear parcel panel 5, the rear end panel 6 and the like to a frame member (not shown) is performed. On the other hand, in the line of the frame body 24, the upper panel 30 is welded to the frame body 24, and at the end portion of the upper panel 30, a hinge bracket 35 in which the trunk lid 14 is pivotally supported via the hinge 13 in advance is provided. Welding and further bridging the torsion bar 17, thereby assembling the trunk room opening module M shown in FIG.
Since the torsion bar 17 is attached to the frame 24 formed separately from the vehicle body as described above, the work can be performed efficiently without being disturbed by the partition wall of the trunk room as in the conventional case.

After that, the trunk room opening module M
Is transferred to the line of the vehicle body 1 and, as shown in FIG. 5, the bolt 36 and the nut 37 are screwed together by using the tool D, and the front side portion of the frame 24 as described above. 25, side part 2
6. Fix the rear part 27. Therefore, in the vehicle body 1 assembled in this way with the frame 24, the front side portion is
Since 25, the side part 26, and the rear part 27 are integrated, each side part
With 25, 26, and 27, complete watertightness can be obtained at the peripheral portion of the opening 2, and it is possible to prevent water from entering the trunk room 3.

EFFECTS OF THE INVENTION As described above, according to the present invention, the torsion bar can be attached to the frame body that constitutes the trunk room opening, so that it is possible to prevent the posture from being disturbed by the partition wall of the trunk room as in the conventional case. Can not be forced,
Workability is significantly improved. Similarly, when assembling the hinge bracket and the trunk lid, the work can be performed efficiently without being obstructed by the partition wall of the trunk room. Furthermore, since the trunk lid is assembled with the frame as the reference, the accuracy of assembling the trunk lid is improved, and the sealing property between the trunk lid and the vehicle body can be improved. Further, the preassembled luggage compartment opening module can be assembled to the vehicle body at one time, which is very advantageous in terms of the number of working steps.

Furthermore, since the frame is molded separately from the panel that separates the luggage compartment, the cross-sectional shape of each panel itself is simplified in the pressing process, which facilitates press molding and reduces press molding cost. Can be achieved.

In addition, since the opening of the luggage compartment is separated by a single frame in this way, the molding accuracy of the opening can be maintained only by controlling the accuracy of the frame. It is also possible to facilitate the accuracy control of the frame body and reduce the management cost.

Furthermore, since the frame body is formed of a single member to form the opening edge of the trunk room, perfect watertightness can be obtained at the periphery of the opening of the trunk room, and perfect prevention of water ingress into the trunk room is achieved. It is possible to do.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention, and FIG. 2 is a first view showing a state in which a frame body according to the embodiment is attached to a vehicle body.
Fig. II-II is a sectional view taken along line II-II, and Fig. 3 is the first view in the same state
A sectional view taken along the line III-III, FIG. 4 is a sectional view taken along the line IV-IV in FIG. 1 in the same state, and FIG. 5 shows a working state when the frame body of the embodiment is attached to a vehicle body. FIG. 6 is a perspective view showing a conventional trunk surrounding structure, FIG. 7 is an enlarged perspective view of a portion A of FIG. 6 with a weatherstrip removed, and FIG. 8 is taken along line VIII-VIII of FIG. Cross section,
FIG. 9 is a sectional view taken along line IX-IX in FIG. 7, and FIG. 10 is a sectional view corresponding to FIG. 9 showing a state of flooding into the trunk room. 1 ... Car body, 2 ... Opening, 3 ... Trunk room, 13
...... Hinges, 14 …… Trunk lids, 24 …… Frames, M…
… Trunk room opening module.

Claims (2)

(57) [Claims] 1. A frame body assembled to an opening of a trunk room of a vehicle body, a hinge bracket fixed to the frame body, a hinge pivotally connected to the hinge bracket, a torsion bar assembled to the hinge, and the hinge. An automobile trunk compartment opening module that consists of a trunk lid that is integrated with the car. 2. A frame body forming an opening of a trunk room is formed separately from a vehicle body in advance. First, a trunk lid is assembled to the frame body via a hinge bracket, and then a hinge of the trunk lid is assembled. A method of assembling a trunk lid, comprising assembling a torsion bar, and then assembling the frame body to a trunk room opening of a vehicle body.